Belgian Shepherds come in four varieties: 1  the Belgian Groenendael (longhaired black) 2  the Belgian Tervuren (longhaired fawn/mahogany) 3  the Belgian Malinois (shorthaired fawn/mahogany)  the Belgian Laekenois (roughhaired fawn)
Depression causes lack of appetite. The cat will be less active, sleep more, will be aggressive, easily irritable and sometimes extremely vocal. Depression may be caused by loss, lack of attention from the owner, hormonal imbalance or a disease. Depression can be treated with mild antidepressants.
There are many possible reasons why your cat may be losing weight, some of which include: Acute (sudden) or chronic (slow and progressive) kidney failure-Disease of the kidneys resulting in decreased function, which causes toxins to build up in the cat's body.